collieraerospace.com

Valid Email Server
Domain Lookup › collieraerospace.com
Live data — DNS records and disposable check were just fetched and saved.

Domain Overview

DNS: ⚡ live Checker: ⚡ live
collieraerospace.com
Yes
✓ Yes
Barracuda
No
No
⚠ Yes
No
No

Checked via [email protected] · 2026-05-20 23:42:59 UTC · ↺ Refresh

MX Hostnames

  • d254648a.ess.barracudanetworks.com
  • d254648b.ess.barracudanetworks.com

MX Priorities

No priority data.

A / AAAA Records

  • 172.67.167.95
  • 104.21.73.228
  • 2606:4700:3031::6815:49e4
  • 2606:4700:3033::ac43:a75f

Mail Server IPs

No IPs resolved.

SOA Record

No SOA record found.

Nameservers (NS)

armando.ns.cloudflare.com
joselyn.ns.cloudflare.com

SPF Record

✓ Strict (-all)
v=spf1 ip4:70.104.174.34 include:spf.ess.barracudanetworks.com include:mailgun.org include:mail.zendesk.com -all
📊 DNS lookups: 3/10
✓ Hard fail (-all) — strict enforcement

DMARC Record

~ Quarantine
v=DMARC1; p=quarantine; rua=mailto:[email protected]; ruf=mailto:[email protected]; sp=reject; aspf=s; adkim=s; fo=1;
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Strict · DKIM alignment: Strict
📧 Reports → mailto:[email protected]
↳ Subdomain policy: reject

DKIM Selectors

✗ None detected

No DKIM records found for common selectors — your provider may use a custom selector name.

Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses

All TXT Records

4 records
  • google-site-verification=HzuQQmuRjB1T5JMlkePIKwCStenAJfVluU0zH20DerI
  • rippling-domain-verification=544b52b36af9e679
  • SPFv=spf1 ip4:70.104.174.34 include:spf.ess.barracudanetworks.com include:mailgun.org include:mail.zendesk.com -all
  • MS=ms94635929
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